851707-81-8Relevant academic research and scientific papers
Hypervalent iodine in synthesis: A novel two-step procedure for the synthesis of new derivatives of 1H-imidazo[1,2-b]-pyrazole by the cyclocondensation between 5-amino-4-cyano-3-phenyl-1H-pyrazole and α-tosyloxyacetophenones or α-haloacetophenones
Ming, Li,Guilong, Zhao,Lirong, Wen,Huazheng, Yang
, p. 493 - 501 (2005)
A series of new 7-cyano-6-phenyl-2-aryl-1H-imidazo[1,2-b]pyrazoles (5) by the cyclocondensation reactions between 5-amino-4-cyano-3-phenyl-1H-pyrazole (1) and α-bromoacetophenones (3) or α-tosyloxyacetophenones (2) obtained by the reactions of acetophenon
Utilization of hypervalent iodine in organic synthesis: A novel and facile two-step protocol for the synthesis of new derivatives of 1H-imidazo[1,2-b] pyrazole by the cyclocondensation involving α-tosyloxyacetophenones
Li, Ming,Zhao, Guilong,Wen, Lirong,Cao, Wei,Zhang, Shusheng,Yang, Huazheng
, p. 209 - 215 (2007/10/03)
A series of new 2-aryl-7-cyano/ethoxycarbonyl-6-methylthio-1H-imidazo[1,2- e]pyrazoles (5) have been synthesized in moderate to good yields, via a two-step cyclocondensation procedure of 5-amino-4-cyano/ethoxycarbonyl-3-methylthio-1H- pyrazole (1) and α-b
